Biology Past Questions And Answers
491
Coelomates are animals with
- A) no body cavity
- B) true body cavity
- C) false body cavity
- D) two gin layers
492
The major source of vitamin A are ?
- A. egg yolk, carrot and palm oil
- B. mango, pawpaw,and eggs
- C. sorghum,soya bean and liver
- D. rice,bran,green vegetables and milk
493
Which of the following features enables the tapeworm to live successfully in the small intestine of human?
- A. Hook and suckers for strong attachment
- B. Along neck for forming young proglottis
- C. The absence of segmentation and appendages
- D. Possession of flame cells for excretion
494
A space containing a group of interactive organisms is called
- A. community
- B. habitat
- C. ecosystem
- D. population
495
Which of these is NOT an adaptive features for arboreal life?
- A. Possession of long tail
- B. Possession of claws
- C. Possession of teeths
- D. counter shading in coat colour
496
The stems of young herbaceous plants are kept upright mainly by
- A. osmotic pressure
- B. turgor pressure
- C. transpiration pull
- D. suction pressure
497
Which of the following structure is not found in a female agama lizard? Options
- A) prenatal pads
- B) eardrums
- C) Nuchal cord
- D) chloroplast
498
Which of the following is not required for primary production to occur in plants?
- A. Chlorophyl
- B. Sugar
- C. Water
- D. Carbon dioxide
499
The pathogen that cause smallpox is
- A. picornavirus
- B. peramyxovirus
- C. herpesvirus
- D. poxvirus
500
Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.
Protease J would react with the particular illustrated substance because enzymes?
- A. are denatured at a high frequency
- B. are specific in their action
- C. remain unchanged after a reaction
- D. speed